FUSE Summer 2017 - Page 7

FUSE Young Reporter August 7, 2017 PENUMBRAL LUN AR ECLIPSE The first eclipse we are likely to be able to see is a 'penumbral eclip se'. This happens when the sun, Ea (in the centre) an rth d the moon almos t exactly line up the night of a full on moon, putting th e moon in Earth’ shadow ('penum s bra'). From the U K, the moon will slightly below Ea be rth's horizon, so try to view it from higher ground or there won’t be m uch to see! KE? WHAT WILL IT LOOK LI e moon's Shading will fall over th n’t look face, but actually it wo al full very diff erent to a norm world able moon! In areas of the ', the moon to see a 'partial eclipse one side, will appear darker on minating with the sun’s rays illu only a section. of What kind his? eclipse is t HOW IS THIS DIF FERENT FROM A NORMAL FULL MOON? The answer is a lit tle complicated. The moon’s orbit around the earth is at a 5° angle to the earth’s orbit around the sun. The two paths meet to create ‘lu nar nodes’ and th e moon must be ne ar one of these nodes for an eclip se to happen. A full moon is m ore common as it does not have to occur near lunar nodes, just with the moon, sun an d Earth in position. WHEN CAN I SEE IT? uth of The best time in the so when Britain is around 8:35pm slightly it will be at its fullest, ll end later further north. It wi e a at about 9:50pm. Unlik view it solar eclipse, you can o eyes. safely with your own tw FUSE 7